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Finding the Fourth Proportional to 177,944.76, 245,264.49 and 134,910

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Solution

The fourth proportional to 177,944.76, 245,264.49 and 134,910 is: 185,948.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,944.76 : 245,264.49 = 134,910 : x
  2. Step 2: Convert to fraction form
    177,944.76/245,264.49 = 134,910/x
  3. Step 3: Cross multiply
    177,944.76x = 245,264.49 × 134,910
  4. Step 4: Simplify right side
    177,944.76x = 33,088,632,345.90
  5. Step 5: Solve for x
    x = 33,088,632,345.90/177,944.76
  6. Step 6: Final answer
    x = 185,948.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.